* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #64748b;
  --success: #22c55e;
  --danger: #ef4444;
  --warning: #f59e0b;
  --background: #0f172a;
  --surface: #1e293b;
  --surface-light: #334155;
  --text: #f1f5f9;
  --text-secondary: #cbd5e1;
  --border: #475569;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--background);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navbar */
.navbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  margin-bottom: 2rem;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand h2 {
  color: var(--primary);
  font-size: 1.5rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-user {
  color: var(--text-secondary);
  font-weight: 500;
}

.account-selector {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.account-selector:hover {
  border-color: var(--primary);
}

.account-selector:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Login Page */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--background) 0%, #1a2942 100%);
}

.login-container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.login-card {
  background: var(--surface);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
}

.login-card h1 {
  text-align: center;
  color: var(--primary);
  margin-bottom: 0.5rem;
  font-size: 2rem;
}

.subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 0.9rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  transition: all 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
  resize: vertical;
  font-family: inherit;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  align-items: end;
}

/* Buttons */
.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: var(--secondary);
  color: white;
}

.btn-secondary:hover {
  background: #475569;
}

.btn-success {
  background: var(--success);
  color: white;
}

.btn-success:hover {
  background: #16a34a;
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-danger:hover {
  background: #dc2626;
}

.btn-block {
  width: 100%;
  display: block;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* Cards */
.card {
  background: var(--surface);
  border-radius: 12px;
  margin-bottom: 2rem;
  border: 1px solid var(--border);
  overflow: hidden;
}

.card-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-header h3 {
  font-size: 1.25rem;
  color: var(--text);
}

.card-body {
  padding: 1.5rem;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--surface);
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 1px solid var(--border);
  transition: transform 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
}

.stat-icon {
  font-size: 2.5rem;
  line-height: 1;
}

.stat-content {
  flex: 1;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Level Display */
.level-display {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.level-main {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.level-number {
  font-size: 4rem;
  font-weight: 800;
  color: white;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
  min-width: 120px;
  text-align: center;
}

.level-info {
  flex: 1;
}

.level-label {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.progress-bar {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 100px;
  height: 24px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-fill {
  background: white;
  height: 100%;
  border-radius: 100px;
  transition: width 0.5s ease;
  box-shadow: 0 2px 8px rgba(255, 255, 255, 0.3);
}

.progress-text {
  color: white;
  font-size: 0.9rem;
  font-weight: 600;
}

.level-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.level-stat {
  display: flex;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.75rem 1rem;
  border-radius: 8px;
}

.level-stat .label {
  color: rgba(255, 255, 255, 0.8);
}

.level-stat .value {
  color: white;
  font-weight: 700;
}

.level-actions {
  margin-top: 1.5rem;
}

/* Results */
.results,
.tracking {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.hidden {
  display: none;
}

.result-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.result-item {
  background: var(--background);
  padding: 1rem;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.result-item .label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.result-item .value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
}

.result-item .value.highlight {
  color: var(--primary);
}

.bet-sequence {
  margin-bottom: 2rem;
}

.bet-sequence h4 {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.sequence-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.5rem;
  max-height: 300px;
  overflow-y: auto;
  padding: 1rem;
  background: var(--background);
  border-radius: 8px;
}

.sequence-item {
  background: var(--surface-light);
  padding: 0.5rem;
  border-radius: 6px;
  text-align: center;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  transition: all 0.2s;
}

.sequence-item.clickable {
  cursor: pointer;
  user-select: none;
}

.sequence-item.clickable:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
  border-color: var(--primary);
}

.sequence-item.success {
  background: rgba(34, 197, 94, 0.2);
  border-color: var(--success);
}

.sequence-item.success .roll,
.sequence-item.success .amount {
  color: var(--success);
}

.sequence-item.failed {
  background: rgba(239, 68, 68, 0.2);
  border-color: var(--danger);
}

.sequence-item.failed .roll,
.sequence-item.failed .amount {
  color: var(--danger);
}

.sequence-item.next-roll {
  border: 2px solid var(--primary);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.4);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.4);
  }
  50% {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.6);
  }
}

.sequence-item .roll {
  color: var(--text-secondary);
  font-size: 0.75rem;
  margin-bottom: 0.25rem;
}

.sequence-item .amount {
  color: var(--text);
  font-weight: 600;
}

.sequence-item .probability {
  color: var(--primary);
  font-size: 0.7rem;
  font-weight: 700;
  margin-top: 0.25rem;
}

.result-actions {
  display: flex;
  gap: 1rem;
}

/* Tracking */
.tracking-info {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* Table */
.table-container {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table thead {
  background: var(--background);
}

.table th {
  padding: 1rem;
  text-align: left;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  border-bottom: 2px solid var(--border);
}

.table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.table tbody tr:hover {
  background: var(--background);
}

.text-center {
  text-align: center;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
}

.badge-success {
  background: rgba(34, 197, 94, 0.2);
  color: var(--success);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.2);
  color: var(--danger);
}

.badge-secondary {
  background: rgba(100, 116, 139, 0.2);
  color: var(--text-secondary);
}

/* Divider */
.divider {
  text-align: center;
  color: var(--text-secondary);
  margin: 1.5rem 0;
  position: relative;
}

.divider::before,
.divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 45%;
  height: 1px;
  background: var(--border);
}

.divider::before {
  left: 0;
}

.divider::after {
  right: 0;
}

/* Error Message */
.error-message {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  border: 1px solid var(--danger);
}

/* Responsive */
@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .level-main {
    flex-direction: column;
    text-align: center;
  }

  .result-actions {
    flex-direction: column;
  }

  .navbar .container {
    flex-direction: column;
    gap: 1rem;
  }
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--background);
}

::-webkit-scrollbar-thumb {
  background: var(--surface-light);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border);
}